Resize Image
Change image dimensions by width and/or height.
Upload Image
Click to upload or drag & drop
JPG, PNG, WebP, GIF, BMP
You Might Also Need
Need to resize a photo for social media, a website, or printing? Xonvert's free image resizer lets you change image dimensions instantly — set exact width and height in pixels, scale by percentage, or lock the aspect ratio to prevent distortion. Supports JPEG, PNG, WebP, BMP, TIFF, and more.
Key Features
- ✓Set exact width and height in pixels
- ✓Maintain aspect ratio to prevent stretching
- ✓Resize images for social media, web, or print
- ✓Supports JPG, PNG, WebP, BMP, TIFF, GIF, and more
- ✓High-quality Lanczos resampling algorithm
- ✓Process entirely in your browser — files stay private
How to Resize Image Online
- 1
Upload your image
Click "Select File" or drag and drop an image into the upload area.
- 2
Enter dimensions
Set the desired width and height in pixels. Toggle "Maintain Aspect Ratio" to avoid distortion.
- 3
Download resized image
Click "Process" and download your resized image instantly.
Common Use Cases
- •Resizing product photos for e-commerce listings (Amazon, Shopify, eBay)
- •Fitting images to social media dimensions (Instagram 1080×1080, Facebook cover 820×312)
- •Preparing images for website upload to improve page load speed
- •Creating thumbnail images for blog posts or video previews
- •Adjusting passport or ID photo dimensions to meet official requirements
Frequently Asked Questions
Will resizing reduce image quality?▼
Enlarging images beyond their original size can reduce sharpness. Downscaling preserves quality. Xonvert uses Lanczos resampling for the best results in both directions.
Can I resize multiple images at once?▼
Use our Batch Resize tool to resize many images to the same dimensions simultaneously.
What image formats can I resize?▼
JPEG, PNG, WebP, BMP, TIFF, GIF, AVIF, and more. The output format matches your input.
Is there a maximum image size?▼
Free users can resize images up to 2MB. Pro users can process files up to 50MB.